UVULOPALATOPLASTY WITH A SEVERE FORM OF OBSTRUCTIVE SLEEP APNEA: LONG-TERM RESULTS ArticleKryukov A.I., Tardov M.V., Burchakov D.I., Turovsky A.B., Boldin A.V., Artemiev M.E., Filin A.A.Vestnik Oto-Rino-Laringologii. Том 86. 2021. С. 56-60